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Exhibit
R2 is receiving the same route from R1 and R3. You must ensure that you can load balance traffic for that route.
Referring to the exhibit, which configuration change will allow load balancing?
Suggested Answer: B, D, E
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Junos platforms use different mechanisms to evaluate incoming traffic for CoS purposes, such as:
Behavior aggregate classifiers: These classifiers use a single field in a packet header to classify traffic into different forwarding classes and loss priorities based on predefined or user-defined values.
Fixed classifiers: These classifiers use a fixed field in a packet header to classify traffic into different forwarding classes and loss priorities based on predefined values.
Multifield classifiers: These classifiers use multiple fields in a packet header to classify traffic into different forwarding classes and loss priorities based on user-defined values and filters.
Rewrite rules and traffic shapers are not used to evaluate incoming traffic for CoS purposes, but rather to modify or shape outgoing traffic based on CoS policies.
38 comments · newest first
KI
King
11 months ago
I agree with C, but I’m curious about the impact on routing!
RO
Rodrigo
11 months ago
Wait, can you really load balance with just prepending? Sounds off.
JA
Jacquelyne
11 months ago
Definitely going with C, it’s the standard for multiple AS!
GR
Graham
11 months ago
I think A could work too, but not sure.
AU
Audra
12 months ago
Option C is the way to go for multipath!
ST
Stephaine
12 months ago
I feel like I should go with option C since it mentions multiple-as, but I can't shake the feeling that I might be overthinking it.
TA
Taryn
1 year ago
I’m a bit confused about the differences between the multipath and multiple-as options. I think I might have seen a question that emphasized using multiple-as for load balancing.
LA
Laurena
1 year ago
This question feels familiar! I think I practiced a similar one where we had to balance routes from multiple peers. I wonder if the prepend policy could actually help here.
MA
Malinda
1 year ago
I remember studying BGP multipath configurations, but I'm not sure if it's just the multipath parameter or if I need to consider multiple-as as well.
JA
Jarvis
1 year ago
Prepending the route under the import policy won't work here. That would just make one of the paths less preferred, not enable load balancing.
FE
Felix
1 year ago
Okay, I think I've got it. The key is to configure the multipath parameter under the global BGP configuration to enable load balancing for that route.
DO
Dorian
1 year ago
Hmm, I'm a bit confused by the wording here. I'll need to re-read the question and exhibit a few times to make sure I understand what they're asking.
SH
Shayne
1 year ago
This looks like a tricky BGP configuration question. I'll need to think through the options carefully.
MI
Mitsue
1 year ago
Hmm, C seems like the clear winner here. Configuring multipath multiple-as is the only way to actually load balance the traffic across the two BGP sessions. Unless R1 and R3 are trying to pull a fast one on us, that is.
VE
Veronika
1 year ago
Yeah, configuring multipath multiple-as seems like the right move.
TW
Twana
1 year ago
I think C is the most logical choice as well.
DA
Darrel
1 year ago
I agree, C is the best option for load balancing.
JO
Josefa
1 year ago
I'm feeling confident about C. The other options just don't seem to address the requirement for load balancing the route. Although, I do wonder if R1 and R3 are secretly rooting for me to pick the wrong answer...
HA
Haydee
1 year ago
Let's go with C then. It's our best shot at achieving load balancing for that route.
RE
Reena
1 year ago
R1 and R3 might be trying to trick us, but I still believe C is the best solution.
RE
Renea
1 year ago
Let's go with C and hope for the best. It seems like the most appropriate solution for load balancing.
ES
Esteban
1 year ago
I think C is the correct choice too. It seems like the most logical option.
MA
Ma
1 year ago
R1 and R3 might be trying to trick us, but I still believe C is the correct answer.
IV
Ivette
1 year ago
I think C is the right choice too. It seems like the most logical option.
CH
Cheryll
1 year ago
Haha, I bet the answer is C because the question said 'load balance' and that's the only option that mentions multipath. Maybe R1 and R3 are trying to send me on a wild goose chase with those other answers!
AN
Annmarie
1 year ago
I was leaning towards B, but C makes more sense since the question specifically mentions load balancing. Prepending the route would just make it less preferred, not actually load balance it.
JE
Jeniffer
1 year ago
Definitely, multipath multiple-as would help distribute the traffic across multiple paths.
WH
Whitney
1 year ago
I agree, C seems like the correct choice for load balancing.
DA
Dahlia
1 year ago
C) Configure the multipath multiple-as parameter under the global BGP configuration.
RE
Regenia
1 year ago
A) Configure the multipath parameter under the global BGP configuration.
KR
Krissy
2 years ago
Hmm, that makes sense too. It's important to consider load balancing in this scenario.
KY
Kyoko
2 years ago
I think the correct answer is C. Configuring the multipath multiple-as parameter under the global BGP configuration would allow load balancing for the route received from R1 and R3.
LE
Leontine
1 year ago
Thanks for the reminder, I'll verify the configuration before implementing it.
DE
Denise
1 year ago
Make sure to double check the configuration to ensure proper load balancing.
ME
Melissa
1 year ago
I agree, that would enable load balancing for the route received from R1 and R3.
JO
Joseph
1 year ago
Configuring the multipath multiple-as parameter under the global BGP configuration would be the correct answer.
LA
Laquanda
2 years ago
I disagree, I believe the correct answer is C) Configure the multipath multiple-as parameter under the global BGP configuration.
KR
Krissy
2 years ago
I think the answer is A) Configure the multipath parameter under the global BGP configuration.